.foot-btns {
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tips-dl {
  dd {
    font-size: 13px;
    color: #909399;
    padding-bottom: 10px;
  }
}

.refund-tip {
  font-size: 13px;
  color: #FF4D4F;
  padding: 0 0 10px 134px;
}